8 Best Interior Design Certification and Courses 2026
Interior design is a creative and rewarding career that blends aesthetics, functionality, and spatial awareness. Whether you want to become a professional interior designer, earn a certification to add credibility, or simply learn to design your own spaces better, online courses make it accessible without attending design school.
Here are the best interior design courses and certifications available online — from university-backed programs to practical project-based training.
Best Interior Design Courses Online in 2026
1. Interior Design Specialization (Coursera / IE Business School)
A structured program from IE Business School covering design thinking, spatial planning, color theory, materials selection, and client presentation. The specialization includes hands-on projects where you design real spaces and present your concepts. Earn a professional certificate from a recognized institution.
Best for: Career changers who want a structured, credentialed introduction to interior design.
Start this program on Coursera →
2. Interior Design Masterclass (Udemy)
A comprehensive course covering the complete interior design process — from understanding client needs and creating mood boards to space planning, furniture selection, lighting design, and 3D visualization. Includes real-world project walkthroughs and business advice for starting your own design practice.
Best for: Aspiring designers who want practical, project-based training they can apply immediately.
3. Interior Design (FutureLearn / Various Universities)
FutureLearn offers interior design courses from UK and international universities covering design history, sustainable design, and spatial psychology. The social learning format includes discussions with fellow design students, providing feedback and inspiration. Several programs offer university-accredited microcredentials.
Best for: Learners who value collaborative learning and want UK/European design perspectives.
Explore interior design on FutureLearn →
4. MasterClass — Interior Design with Kelly Wearstler
Kelly Wearstler, one of the world’s most influential interior designers, teaches her approach to creating bold, unique spaces. The course covers developing your design eye, working with color and texture, mixing styles, and creating rooms that feel both luxurious and personal. Pure inspiration from a design legend.
Best for: Design enthusiasts who want to develop their creative eye and personal design aesthetic.
Interior Design Certification Options
There are several types of interior design credentials available online:
- Professional certificates (Coursera, edX): University-backed credentials that demonstrate foundational knowledge. Good for career transitions.
- Course completion certificates (Udemy, FutureLearn): Show you’ve completed training but carry less formal weight. Good for personal development.
- Industry certifications (NCIDQ, CIDQ): The gold standard for professional interior designers. These typically require formal education + work experience and aren’t fully available online, but online courses can help you prepare for the exams.
Key Skills Covered in Interior Design Courses
- Space planning: Creating functional room layouts that optimize flow and usability
- Color theory: Understanding how colors interact and influence mood and perception
- Materials and textiles: Selecting fabrics, finishes, flooring, and furnishings
- Lighting design: Natural and artificial lighting strategies for different spaces
- 3D visualization: Using software like SketchUp, AutoCAD, or Revit to present designs
- Client management: Working with clients, managing budgets, and presenting proposals
Career Paths in Interior Design
- Residential interior designer: Design homes and apartments for individual clients
- Commercial interior designer: Design offices, retail spaces, restaurants, and hotels
- Set designer: Create environments for film, television, and theater
- Home stager: Prepare properties for sale by styling them attractively
- Freelance design consultant: Run your own design practice with flexible hours
Related Resources
